2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one Structure
CAS No.
86-92-0
Chemical Name:
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one
Synonyms
TIMTEC-BB SBB003677;4-TOLYLMETHYLPYRAZOLONE;1-TOLYL-3-METHYL-5-PYRAZOLONE;p-Tolyl-3-methyl-5-pyrazolone;3-Methyl-1-p-tolyl-5-pyrazolon;3-METHYL-1-P-TOLYL-5-PYRAZOLONE;1-(p-Tolyl)-3-Methyl Pyrazolone;1-(p-Tolyl)-3-methyl-5-pyrazolon;3-Methyl-1-(p-toyl)-5-pyrazolone;1-(p-tolyl)-3-methylpyrazolone-5
CBNumber:
CB1169744
Molecular Formula:
C11H12N2O
Molecular Weight:
188.23
MOL File:
86-92-0.mol
Modify Date:
2024/6/13 17:03:25

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one Properties

Melting point 129 °C
Boiling point 323.23°C (rough estimate)
Density 1.1124 (rough estimate)
vapor pressure 0.002-0.002Pa at 25℃
refractive index 1.5850 (estimate)
storage temp. 2-8°C
solubility Chloroform (Slightly), Methanol (Slightly)
pka 2.73±0.50(Predicted)
form Solid
color Beige
LogP 1.77 at 23℃ and pH6.9-7.1
CAS DataBase Reference 86-92-0(CAS DataBase Reference)
EPA Substance Registry System 3H-Pyrazol-3-one, 2,4-dihydro-5-methyl-2-(4-methylphenyl)- (86-92-0)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H317-H412
Precautionary statements  P273-P501-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501
Hazard Codes  Xn
Risk Statements  22
RTECS  UQ9680000
HS Code  2933199030
NFPA 704
1
0 0

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one price More Price(1)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemicals (India) M0554 3-Methyl-1-p-tolyl-5-pyrazolone 86-92-0 25G ₹5200 2022-05-26 Buy
Product number Packaging Price Buy
M0554 25G ₹5200 Buy

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one Chemical Properties,Uses,Production

Chemical Properties

Beige Solid

Uses

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-Pyrazol-3-one is used as an antioxidant. Edaravone (E335000) derivative.

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one Preparation Products And Raw materials

Raw materials

Preparation Products

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TIMTEC-BB SBB003677 1-(4'-METHYL-PHENYL)-3-METHYL-5-PYRAZOLONE 2,4-DIHYDRO-5-METHYL-2-(4-METHYLPHENYL)-3H-PYRAZOL-3-ONE 1-(P-TOLYL)-3-METHYL-5-PYRAZOLONE 1-TOLYL-3-METHYL-5-PYRAZOLONE 3-methyl-1-p-tolyl-pyrazolin-5-one 3-METHYL-1-(4-METHYLPHENYL)-4,5-DIHYDRO-1H-PYRAZOL-5-ONE 3-Methyl-1-(p-tolyl)-2-pyrazolin-5-one 3-METHYL-1-P-TOLYL-5-PYRAZOLONE 4-TOLYLMETHYLPYRAZOLONE 5-METHYL-2-(4-METHYLPHENYL)-2,4-DIHYDRO-3H-PYRAZOL-3-ONE 1-(P-TOLY)-3-Methyl-5-pyrazolone(PTMP) 3-methyl-1-p-tolyl-1H-pyrazol-5(4H)-one p-Tolyl-3-methyl-5-pyrazolone 1-(p-Tolyl)-3-Methyl Pyrazolone 3-Methyl-1-p-tolyl-5-pyrazolon 1-(p-Tolyl)-3-methyl-5-pyrazolon 3-METHYL-1-P-TOLYL-5-PYRAZOLONE 97+% 3-METHYL-1-(4-METHYLPHENYL)PYRAZOLIN-5-ONE 1-(p-Tolyl)-3-methyl-1H-pyrazol-5(4H)-one 2-(4-Methylphenyl)-5-methyl-2,4-dihydro-3H-pyrazole-3-one 2,4-Dihydro-5-methyl-2-(p-tolyl)-3H-pyrazol-3-one 3-Methyl-1-(4-methylphenyl)-5-pyrazolone 3-Methyl-1-[4-tolyl]-2-pyrazolin-5-one 3-Methyl-1-(p-toyl)-5-pyrazolone 3-Methyl-1-p-tolyl-5-pyrazolone, 97.0%(T) 1-(p-tolyl)-3-methylpyrazolone-5 2,4-dihydro-5-methyl-2-(4-methylphenyl)-3h-pyrazol-3-on 2,4-dihydro-5-methyl-2-(4-methylphenyl)-3pyrazol-3-0ne 3H-Pyrazol-3-one,2,4-dihydro-5-methyl-2-(4-methylphenyl)- 3-methyl-1-(4-methylphenyl)-2-pyrazolin-5-on 3-methyl-1-p-tolyl-2-pyrazolin-5-on 5-methyl-2-(2-methylphenyl)-3-pyrazol-2-iumone 3-Methyl-1-p-tolyl-5-pyrazolone> 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one,>99% 86-92-0 C11H12N2O Intermediates of Dyes and Pigments